Boat Winterization in Mississippi

In Mississippi, local boat deadlines run from Nov 20 to Dec 26, with a median around Nov 27 — a spread of weeks that a single statewide date would miss. Find your city below; each links to local freeze odds, a live 10-day outlook, and a checklist.

Covered boat locked in ice beside a dock on a frozen lake — winterize the engine before the first hard freeze catches it in the water — Mississippi deadlines city by city — Photo: Unsplash

Jump to a city

Notable cities

Meridian — earliest deadline in the state
Biloxi — latest deadline in the state
Jackson — near the state median

All Mississippi cities

City	Local deadline	Median first 28°F
Meridian	Nov 20	Nov 27	View →	Checklist
Southaven	Nov 21	Nov 28	View →	Checklist
Hattiesburg	Nov 23	Nov 30	View →	Checklist
Jackson	Nov 27	Dec 4	View →	Checklist
Gulfport	Dec 26	Jan 2	View →	Checklist
Biloxi	Dec 26	Jan 2	View →	Checklist

Local boat winterization deadlines for Mississippi cities — built from each city’s own NOAA station, not one statewide date.

Boat Winterization in Mississippi: related searches

Mississippi homeowners search for: how to winterize a boat, winterize outboard motor, and "boat winterization near me" — every city page below answers those with local NOAA dates.

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Back to the national Boat Winterization guide, or see the methodology. You can also compare how the boat winterization window shifts in Minnesota and Missouri.

Data: NOAA NCEI 1991–2020 U.S. Climate Normals; live outlook by Open-Meteo. Last updated: July 25, 2026.